Epactaeus
or EPA'CTIUS (Ἐπακταῖος or Ἐπάκτιος), that is, the god worshipped on the coast, was used as a surname of Poseidon in Samos (Hesych. s. v.), and of Apollo. (Orph. Argon. 1296; Apollon. 1.404.)
From William Smith (ed.), Dictionary of Greek and Roman Biography and Mythology. Text provided under a CC BY-SA license by Perseus Digital Library, http://www.perseus.tufts.edu, with funding from the National Endowment for the Humanities and Tufts University. Data accessed from https://github.com/PerseusDL/canonical-pdlrefwk/ on 17 October 2026.